Renewable Radio 12/01/06

Producer/host: Dave Evans
Guests: George Haselton, Rockport Mechanical (building systems),; Don Lewis, Nyle Special Products,
Topic: Geo-exchange heat pumps and cold-climate heat pumps
What is a heat pump?
How does a ground-source heat pump or cold-climate heat pump differ from a regular heat pump?
Why should people not replace an oil burner with a heat pump?